JIS G3429 STH12 Cylinder Tubing Grade
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JIS G3429 STH12 Cylinder Tubing Grade

JIS G3429 is the specification of seamless steel pipes for high pressure gas containers or vessels, and STH12 grade is a part of manganese steel and is a commonly used grade in this standard.
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Product Introduction

As an ISO certified company, GNEE adheres to the principles of quality, safety and precision in all its products. We are manufacturers, suppliers and exporters of JIS G3429 STH12 seamless gas pipe.
JIS G3429 STH12 Seamless Steel Tubing For Gas Cylinder is usually made of alloy tubes, and the production process is hot rolled tubes, which have high tensile strength, tensile strength and yield strength, and small elongation.
JIS G3429 STH12 High Pressure Gas Cylinder Tube is a seamless steel pipe, commonly known as seamless steel pipe for gas cylinders, JIS G3429 STH12 Seamless Steel Tube is widely used in various high pressure container tanks, as well as industrial gas cylinders, fire fighting gas cylinders, vehicle CNG gas cylinders and other applications.

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JIS G3429 STH12 tubing Chemical composition:( %)

Grade

C

Si

Mn

P

S

Ni

Cr

Mo

STH12

0.30-0.41

0.10-0.35

1.35-1.70

≤0.030

≤0.030

/

/

/

JIS G3429 pipe tolerances:

Outside diameter

Wall thickness

Length

Wall thickness disparity

1%

+30%

>+30mm

Within 20% of the nominal wall thickness

JIS G3429 STH12 High pressure purpose pipe

JIS G3429 STH12 Seamless Steel Tube

Advantages of Choosing GNEE
Gnee has 14 steel production lines, 10 processing equipment for processing, bending, painting, heat treatment, cutting, drilling, beveling, tempering, surface treatment, complete testing equipment and strong technical force. The annual production capacity is more than 60,000 tons.

Gnee Factory environment

JIS G3429 STH12 Cylinder Tubing Grade

FAQ

1. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
2.What can you buy from us?
Stainless Steel pipe,Carbon Steel,Pipe Galvanized Steel,
3. Why should you buy from us not from other suppliers?
The company has sufficient inventory to ensure that customers receive the goods at the lowest price and the shortest delivery time
when purchasing. A professional logistics team and after-sales team will solve all delivery and receiving problems for you.

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