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ISO Certificate STC 370,STC 440 JIS G3473 Carbon Steel Tube for Hydraulic Cylinder

Large Image : ISO Certificate STC 370,STC 440 JIS G3473 Carbon Steel Tube for Hydraulic Cylinder

Product Details:

Place of Origin:	Jiangsu China (Mainland)
Brand Name:	JIANGSU HUACHENG
Certification:	ISO9001 14001 BV TUV PED DNV etc
Model Number:	HC

Payment & Shipping Terms:

Minimum Order Quantity:	5MT
Packaging Details:	Exporting package/wooden box package/Or per customers’ requirement
Delivery Time:	25~35days
Payment Terms:	30%T/T in advance or 100% L/C at sight
Supply Ability:	8000MT/Month

Detailed Product Description

Features:	Thin Wall	Application:	Hydraulic Cylinder, Machinery, Bicycles, Appliances, Furniture, Chemical, Automobiles
Delivery Condition:	Annealed, Normalized, Tempered	Material:	Carbon Steel
Product Name:	Mild Steel Tubing	Section Shape:	Round
Standard:	JIS G3473	Surface Treatment:	Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
Technique:	Seamless

ISO Certificate STC 370,STC 440 JIS G3473 Carbon Steel Tube for Hydraulic Cylinder

Quick Detail:

Standards: JIS G3473

Grade: STC 370,STC 440,STC 510A,STC 510B,STC 540,STC 590,STC 590A,STC 590B

Outer Dimensions: 6mm ~ 350mm

Wall Thickness: 0.8mm ~ 35mm

Length: max 24000mm

Description:

Standards: JIS G3473

Grade: STC 370,STC 440,STC 510A,STC 510B,STC 540,STC 590,STC 590A,STC 590B

Size (mm):

Outer Dimensions: 6mm ~ 350mm

Wall Thickness: 0.8mm ~ 35mm

Length: max 24000mm

Application: JIS G3473 carbon steel tubes for cylinder barrels, machinery, automobiles, bicycles, furniture, appliances and other machine parts.

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

1. Scope

This Japanese Industrial Standard specifies the carbon steel tubes, hereinafter referred to as the "tubes",

used for manufacturing cylinder barrels of pistion type hydraulic cylinders and pneumatic cylinders whose internal surfaces anr furnished by cutting or honing

2. Grade and Designation

The tubes shall be classified into 7 grades, and their designations shall be as given in Table 1.

Table 1 Designation of Grade

Designation of Grade

Traditional symbol

STC 370

STC 440

STC 510A

STC 510B

STC 540

STC 590A

STC 590B

STC 38

STC 45

STC 52A

STC 52B

STC 55

STC 60A

STC 60B

3.Chemical Composition

The tube shall be tested in accordance with the resulting ladle analysis values shall conform to Table 2.

Designation of grade	C	Si	Mn	P	S	Nb or V
STC 370	0.25max	0.35max	0.30-0.90	0.040max	0.040max	-
STC 440	0.25max	0.35max	0.30-0.90	0.040max	0.040max	-
STC 510A	0.25max	0.35max	0.30-0.90	0.040max	0.040max	-
STC 510B	0.25max	0.55max	1.50max	0.040max	0.040max	-
STC 540	0.25max	0.55max	1.60max	0.040max	0.040max	0.15max
STC 590A	0.25max	0.35max	0.30-0.90	0.040max	0.040max	-
STC 590B	0.25max	0.55max	1.50max	0.040max	0.040max	-

4.Appearance

4.1Both ends of the tube shall be at right angles to the axis of the tube.

4.2The inside and outside surfaces of the tube shall be well-finished and free from defects detrimental to

practical use.

Applications:

JIS G3473 carbon steel tubes mainly used for cylinder barrels

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.

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