JIS G3429 Thin Wall Seamless Steel Tubes with Passivation Surface for High Pressure Gas Cylinder

Delivery Time:25~35days
Certification:ISO9001 14001 BV TUV PED DNV etc

JIS G3429 Thin Wall Seamless Steel Tubes with Passivation Surface for High Pressure Gas Cylinder

Quick Detail:

Standards: JIS G3429

Grade: STH11 STH12 STH21 STH22

Out Dimensions: 6mm ~ 350mm
Wall Thickness: 0.8mm ~ 35mm

Length: Fixed(6m,9m,12,24m) or normal length(5-12m)

Description:

Standards: JIS G3429

Grade: STH11 STH12 STH21 STH22

Outer Dimensions: 6mm ~ 350mm

Wall Thickness: 0.6mm ~ 35 mm

Length: max 24000mm

Application: Seamless steel tubes for high pressure gas cylinder..

Packing: Beveled/black painting/ plastic caps/ in bundles/ steel strips/ wooden protection
Inspection and Test: Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength, Yield Strength,Elongation, Flaring, Flattening, Bending, Hardness, Impact Test),Surface and Dimension Test,Nodestructive Test, Hydrostatic Test.
Surface treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
Mark: As requested.

Delivery Condition:Annealed, Normalized, Normalized and Tempered

Chemical Compositions(%):

Grade	C	Si	Mn	P	S	Ni	Cr	Mo
STH11	≤0.50	0.10-0.35	≤1.80	≤0.035	≤0.035	/	/	/
STH12	0.30-0.41	0.10-0.35	1.35-1.70	≤0.030	≤0.030	/	/	/
STH21	0.25-0.35	0.15-0.35	0.40-0.90	≤0.030	≤0.030	≤0.25	0.80-1.20	0.15-0.30
STH22	0.33-0.38	0.15-0.35	0.40-0.90	≤0.030	≤0.030	≤0.25	0.80-1.20	0.15-0.30

Applications:

JIS G3429 Seamless steel tubes for high pressure gas cylinder.

Competitive Advantage:

Huacheng Pipe Making Company is one of the largest seamless steel pipe manufacturers in China.We’ve passed API 5L,API 5CT, PED, BV, TUV certification and ISO quality system certification.With good quality and competitive price, we believe we could be your reliable supplier.

Factroy Pictures:

Pipe & Tube Processing

Factory Equipments:

Production Line:

Quality Control:

Steel Pipe & Tube Application:

Package:

Export Standard / Wooden Box

Main Certificates:

PED ISO BV TUV etc.

Main Customers: