JIS G3461 Carbon Steel Tubes For Boiler

Introduction

JIS G3461 carbon steel tubes can be classified into three grades: STB340, STB410 and STB510. The manufacturing method of JIS G3461 carbon steel tubes main include seamless and electric resistance welded process. JIS G3461 seamless steel tubes and ERW steel tubes can be supplied by us. Due to its high strength and high-temperature resistance, JIS G3461 carbon steel tubes are widely used in heat exchanger and Boiler. For delivery condition, the heat treatment for steel pipes will be carried out before delivery according to clients' requirements.

 

Specification

Product name	Carbon Steel Tubes For Boiler
Place of origin	China
Standard	JIS G3461, GB/T 3087, GB/T 5310
Material grade	STB340, STB410, STB510, 10#, 20#, etc.
Type	Seamless or Electric resistance welded
Technique	Hot finished or cold finished
Out diameter	15.9mm-139.8mm, non-standard can be accepted
Wall thickness	1mm-13mm, non-standard can be accepted
Length	3m-12m or as per clients' requirements
Delivery condition	Heat treatment according to clients' requirements
Pipe ends	Plain ends, Bevel ends, etc.

 

Chemical composition %

Grade	C,max	Si,max(a)	Mn	P,max	S,max
STB340	0.18	0.35	0.30-0.60	0.035	0.035
STB410	0.32	0.35	0.30-0.80	0.035	0.035
STB510	0.25	0.35	1.00-1.50	0.035	0.035

Note: Si content may be in a range of 0.10% to 0.35%, as specified by the purchaser.

 

Mechanical properties

Grade	Tensile strength,min(Mpa)	Yield strength,min(Mpa)
STB340	340	175
STB410	410	255
STB510	510	295

 

Product show

 

Packing and Shipping

Packing: In bundle or in loose. Or as per clients' requirements

 

Our advantages

1. Large inventory: We have large inventory to meet clients' needs.

2. Fast delivery: The goods can be shipped in a short time, and we can rapidly prepare goods from other factories. The delivery is very fast.

3. Professional customized services: We can provide professional customized services according to clients' requirements.

4. Service in place: 24 hours technical support and professional after-sale service.

5. Customized diameter steel pipes: Our best advantage is that we can provide customized diameter steel pipes according to clients' requirements.

 

About us

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