Construction goods

Welding Flux Sj301 for Steel Structure Building Construction

LH-SJ301: GB/5293-1999 F4A2-H08A
AWS F7A0-EL8


1.Description:

LH-SJ301 is a neutral silicon and calcium sintered flux with ball form granular of brown, grain size of 10-60 mesh in size. It can be used on AC or DC with large electric current. Its unique features include stable arc, easy slag removal and smooth bead appearance.

2.Applications:

In combination with H08A,H10Mn2 wires,this flux is suitable for welding of structures boilers,pipelines.

3.Guidelines for Usage:

(1)Dry the flux at 300-350 Centigrade for 2 hours before use.
(2)Completely remove rust,oil and dirt from the groove surface prior to welding.

4.Typical Flux Composition Range(%)

SiO2+TiO2 Al2O3+MnO CaO+MgO CaF2 S P
35-45 20-35 20-35 5-15 ≤0.05 ≤0.05


5.Mechanical Performance of the Deposited Metal:

Wires Standard Models σs
(Mpa)
σb
(Mpa)
δ5 Akv
(J)
HO8A
HO8MnA
F4A2-HO8A
F5A4-HO8MnA
≥350
≥410
≥420
≥500
≥22%
≥22%
≥27(-20ºC)
≥27(-40ºC)


6.Factory Chief Introduction:

LAIWU HULING WELDING is one of leading biggest manufacturer of Submerged ARC welding flux in China. The annual capacity of production is growing and up to12000 metric tons of agglomerated flux and 5000 metric tons of fused flux. The factory has established the R&D laboratory with the advanced inspection equipments in field of welding materials. Our company is located at Laiwu City near by the Jinan International Airport, and also is near the TAISHAN Mount of Shandong Province, China.

The Submerged-ARC welding flux has been approved and passed the inspection of quality with the province grade and the national grade in China. We strictly executed and produced the welding flux according to the industrial standards of GB/T 5293-1999, GB/T 12740-2003, GB/T17854-1999 and the China Classification Society-1996 completely. Our quality management has passed IS09001-2008 Quality System Certification.

The welding flux has been widely used in the Chemical engineering equipment, Heavy machinery, Pressure vessel, Boiler, Gas cylinder body, Spiral welded steel pipe, Steel structure building H-beam steel etc. We have been exported the welding flux to India, Indonesia, Egypt, Japan, Philippine and Jordan. The foreign customer usually purchased and preferred to the high quality Agglomerated flux ( LH-SJ101;LH-SJ301;LH-SJ501;LH-HF101G ) and Manganese oxide fused flux.



Contact me,let's talk in details:
1.Name: Maria Bian
2.Mobile Phone: +8613054844468

Location : Niuquan Industrial Park, Laiwu City ,Shandong Province, 0634 LaiWu,
Contact : Maria Bian, 0634 6032303

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