COUPLING - 1537 ads
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Quantity : 30
Features 1. It is simple structure, safe, dependable, easy to mount and easy to operate, low vibration, high output; 2. It is widely used for grinding granular materials, such as corn, sorghum, wheat, soybean, etc; 3. Steel plate welded structure; motor and rotor are mounted on...
Changzhou Farthest Machinery Co., Ltd
- 213332 - Liyang
- 86 519 83107185
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Features 1. Gear directly-connecting driving is adopted for high efficiency; 2. Full stainless steel feeder; variable pitch anti-bridging structure; Imported FC control; 3. Full stainless steel conditioner with axial steam spraying extends the conditioning and cooking t ime; 4...
Changzhou Farthest Machinery Co., Ltd
- 213332 - Liyang
- 86 519 83107185
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Tubing Standard:API SPEC 5CT Standard. Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface. Steel grade: J55, K55...
Shaanxi Senwell drilling equipment Co.,Ltd
- lilyjing
- 710065 - xi'an
- 0086 29 85370919
Tuesday, September 29, 2026
Quantity : 30
Features 1. Gear directly-connecting driving is adopted for high efficiency; 2. Full stainless steel feeder; variable pitch anti-bridging structure; Imported FC control; 3. Full stainless steel conditioner with axial steam spraying extends the conditioning and cooking t ime; 4...
Changzhou Farthest Machinery Co., Ltd
- 213332 - Liyang
- 86 519 83107185
Saturday, December 27, 2025
Quantity : Bulk
Ranfit Metals are one of the leading manufacturer, supplier and exporter of stainless steel butt weld pipe fittings, ss pipe fittings suppliers, steel seamless pipe fittings, stainless steel welded pipe fittings in Mumbai, India. RANFIT METALS is ISO 9001: 2015 approved & experienced...
Ranfit Metal
- 400004 - Mumbai
- 2266595339
Saturday, August 16, 2025
Ethyl vinyl ether, with the chemical formula C4H8O, is a versatile compound. Ethyl vinyl ether was first synthesized and characterized in the early 20th century when chemists were exploring the reactivity of vinyl compounds and their derivatives. Its discovery helped expand the range...
Chongqing Soarwin Technology Co., Ltd
- 401120 - Chongqing
- +12 1 37 59 13 58
Thursday, August 14, 2025
Quantity : 1kg; 25kg;
4,6-Dichloropyrimidine was used in the synthesis of N-substituted azacalix[4]pyrimidines. It was used as starting reagent for the synthesis of disubstituted pyrimidines by tandem amination and Suzuki-Miyaura cross-coupling. It was also used in a biarylpyrimidine synthesis involving...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Thursday, August 07, 2025
We manufactured special Coupling Nuts per drawing with threads and lengths 3/4-10×3-1/2 . Made them out of NITRONIC50 material! Give us a message or email us for any special/custom parts ! email: sales@sacl-components.com Location : DongDa Road ,PuKou District, 223914 PuKou, Contact ...
Special Alloy Components Ltd.
- 223914 - PuKou
- 86 025 8159521
Saturday, August 02, 2025
Liyond's DXN-Q device is a crucial voltage presence indicator that operates on the electric field coupling principle, using non-contact sensors to make inductive measurements from a safe distance. Its purpose is to indicate the charged condition in a circuit. The display lights up...
Liyond Electric
- 325600 - Yueqing, Zhejiang
- +86 0577 62379399
Tuesday, July 29, 2025
Quantity : 1kg; 25kg;
2,5-Dichlorobenzophenones can be used as starting materials for general, pharmaceutical and polymer synthesis. For example, using such compounds to prepare substituted para-polyphenylenes should proceed readily by metal-catalyzed aryl coupling of the 2,5-dichlorophenyl group of these compounds...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Saturday, July 26, 2025
Quantity : 1kg; 25kg;
Ethyl vinyl ether, with the chemical formula C4H8O, is a versatile compound. Ethyl vinyl ether was first synthesized and characterized in the early 20th century when chemists were exploring the reactivity of vinyl compounds and their derivatives. Its discovery helped expand the range...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Tuesday, July 22, 2025
Quantity : 1kg; 25kg;
1,3-Dibromopropane is a dihalogenated propane. It is a colourless to slightly yellow liquid with sweet odor. soluble in ether, acetone and chloroform, insoluble in water. Decomposes when exposed to heat for a long time and is partially converted to 1,2-dibromopropane. Boiling with...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Tuesday, July 22, 2025
4,6-Dichloropyrimidine was used in the synthesis of N-substituted azacalix[4]pyrimidines. It was used as starting reagent for the synthesis of disubstituted pyrimidines by tandem amination and Suzuki-Miyaura cross-coupling. It was also used in a biarylpyrimidine synthesis involving...
重庆腾胜盈科技有限公司
- 401000 - 渝北
- +18 7 23 93 07 08
Tuesday, July 15, 2025
Quantity : 1kg; 25kg;
4,6-Dichloropyrimidine was used in the synthesis of N-substituted azacalix[4]pyrimidines. It was used as starting reagent for the synthesis of disubstituted pyrimidines by tandem amination and Suzuki-Miyaura cross-coupling. It was also used in a biarylpyrimidine synthesis involving...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Saturday, July 05, 2025
4,6-Dichloropyrimidine was used in the synthesis of N-substituted azacalix[4]pyrimidines. It was used as starting reagent for the synthesis of disubstituted pyrimidines by tandem amination and Suzuki-Miyaura cross-coupling. It was also used in a biarylpyrimidine synthesis involving...
重庆腾胜盈科技有限公司
- 401000 - 渝北
- +18 7 23 93 07 08
Thursday, July 03, 2025
Quantity : 1kg; 25kg;
2,5-Dichlorobenzophenones can be used as starting materials for general, pharmaceutical and polymer synthesis. For example, using such compounds to prepare substituted para-polyphenylenes should proceed readily by metal-catalyzed aryl coupling of the 2,5-dichlorophenyl group of these compounds...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Wednesday, July 02, 2025
Quantity : 1kg; 25kg;
Ethyl vinyl ether, with the chemical formula C4H8O, is a versatile compound. Ethyl vinyl ether was first synthesized and characterized in the early 20th century when chemists were exploring the reactivity of vinyl compounds and their derivatives. Its discovery helped expand the range...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Thursday, June 26, 2025
Quantity : 1kg; 25kg;
1,3-Dibromopropane is a dihalogenated propane. It is a colourless to slightly yellow liquid with sweet odor. soluble in ether, acetone and chloroform, insoluble in water. Decomposes when exposed to heat for a long time and is partially converted to 1,2-dibromopropane. Boiling with...
Chongqing Soarwin Technology Co., Ltd
- 401102 - Chongqing
- +17 7 23 84 28 51
- +44 07419376761
Tuesday, June 17, 2025
2,5-Dichlorobenzophenones can be used as starting materials for general, pharmaceutical and polymer synthesis. For example, using such compounds to prepare substituted para-polyphenylenes should proceed readily by metal-catalyzed aryl coupling of the 2,5-dichlorophenyl group of these compounds...
Chongqing Soarwin Technology Co., Ltd
- 401120 - Chongqing
- +15 2 82 60 18 74
Wednesday, June 04, 2025
4,6-Dichloropyrimidine was used in the synthesis of N-substituted azacalix[4]pyrimidines. It was used as starting reagent for the synthesis of disubstituted pyrimidines by tandem amination and Suzuki-Miyaura cross-coupling. It was also used in a biarylpyrimidine synthesis involving...
Chongqing Soarwin Technology Co., Ltd
- 401120 - Chongqing
- +15 2 82 60 18 74
Friday, May 30, 2025
4,6-Dichloropyrimidine was used in the synthesis of N-substituted azacalix[4]pyrimidines. It was used as starting reagent for the synthesis of disubstituted pyrimidines by tandem amination and Suzuki-Miyaura cross-coupling. It was also used in a biarylpyrimidine synthesis involving...
Chongqing Soarwin Technology Co., Ltd
- 401120 - Chongqing
- +12 1 37 59 13 58
Saturday, May 24, 2025
4,6-Dichloropyrimidine was used in the synthesis of N-substituted azacalix[4]pyrimidines. It was used as starting reagent for the synthesis of disubstituted pyrimidines by tandem amination and Suzuki-Miyaura cross-coupling. It was also used in a biarylpyrimidine synthesis involving...
Chongqing Soarwin Technology Co., Ltd
- 401120 - chongqing
- +18 0 99 30 10 07
- +86 19944061337
Friday, May 16, 2025
Procaine hydrochloride is a local anesthetic that can temporarily block the conduction of nerve fibers and has an anesthetic effect. It has a strong effect, low toxicity, and is non-addictive. However, it has weak into the skin and mucous membranes and is not suitable for surface anesthesia...
Chongqing Soarwin Technology Co., Ltd
- 401120 - Chongqing
- +12 1 37 59 13 58





