High Quality Low Cost Sj431 Submerged Arc Welding Flux for Pre Engineered Steel Structure

• Customization: Available
• state: Solid
• pH: Alkaline
• Model NO.: HW811Q-SJ101Q
• Type: Organic
• Melting Point: >600℃
• Chemical Composition: SiO₂=10%-30%
• Function: Remove Oxides, Protect Weld Metal
• Application: Submerged-arc Welding
• Manufacturing Method: Smelting
• Transport Package: Pack Each Cubic Meter Together
• Origin: Luoyang City, Henan Province
• Production Capacity: 20, 000 Tons Per Year

Product Description

Product Description

Product Name:
HW811Q Sintered Flux for Submerged Arc Welding

Specifications and Compliance:
GB/T 5293-2018 S49A4UFB-SU34  S55A4UFB-SU4M1   
AWS A5.17M    F7A4-EH14  
AWS A5.23M    F8A4-EA3  

General Information:
Basicity:2.4
Grain size:10-40 mesh
Density: 1.3g/cm³

Application:
HW811Q is an agglomerated, medium basicity flux for submerged arc welding. It offers excellent low temperature impact toughness with a variety of wires. With EH14 wire it is recommended for shipbuilding, bridge fabrication, and wind tower applications.

Mechanical Properties: 

Flux/Wire Combination	Rm (Mpa)	ReL / Rp0.2 (Mpa)	A (%)	V-groove Impact
				-40ºC(J)
SU34	545	435	29	120
SU4M1	585	475	27	135

Notes:

1.Re-dry the flux at 300-350ºC for 60 minutes before welding.
2.Remove rust, water scale, primer and other contaminants on the base metal before welding to obtain excellent weld deposit.
3.Add new flux regularly before using the recycled flux to prevent defective weld bead.
Package:
25kg/moisture repellent bag,25kg/bucket,400kg/bulk bag
For special package, please contact us.

 

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qualification certificate

FAQ
 1. How do you ensure your product and service quality?
All our processes strictly adhere to ISO9001 procedures.And have 12months quality warranty and exchange service against Bl issue date forthe quality problem caused by our side.

2. Canyou provide several pieces of samples for testing before place mass order?
Yes,we are pleasure to send you samples to test the quality and performance.

3. How canImake order and settle payment?
Once clear your requirement and determined which product is ideal foryou,we will send Pl to you. L/C,D/P,T/T,Paypal, Western Union etc.are allavailable.

4. lf we find your bank account different as before how should we respond?
Please DON'T arrange the payment until double check with us.(Bank details will be listed in each piece of PI)

5. What about Delivery Date?
For sample order: 3-5 days after the requirement.For mass order: 15 days after confirm order.

6. What about Shipping?
We can send the small batches by express and the mass orders by LCL orFCL condition.To save logistics cost,you can either use your own nominated shippina aaent for the shipment.