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ASTM A210 Seamless Steel Boiler And Superheater Tubes video

ASTM A210 Seamless Steel Boiler And Superheater Tubes

ASTM A210 seamless steel boiler and superheater tubes apply to generating plant,heating supply system, steam boiler, etc. The tubing sizes furnished to this standard are 12.7 to 127mm. Grades: grade A-1 and grade C.

Description

Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of astm a210 seamless steel boiler and superheater tubes in China, featured by quality products and low price. If you're going to wholesale durable astm a210 seamless steel boiler and superheater tubes made in China, welcome to get pricelist and free sample from our factory.

 


ASTM A210 Seamless Steel Boiler and Superheater Tubes


ASTM A210 standard covers minimum-wall-thickness, seamless medium-carbon steel, boiler tubes and boiler flues, including safe ends (except forge welding ends), arch and stay tubes, and superheater tubes. The tubes shall be made by the seamless process and shall be hot finished or cold finished. Hot finished tubes need not be heat treated. Cold finished tubes shall be given a subcritical anneal, a full anneal, or a normalizing teat treatment after the final cold finishing process.

The tubing sizes usually furnished to this specification are 12.7 to 127mm in outside diameter with wall thickness 0.9 to 12.7mm. This standard lists grades A-1 and C of seamless medium-carbon boiler and superheater tubes with different chemical and tensile requirements.

 

Chemical requirements %

Grade

C

Mn

P

S

Si

Grade A-1

0.27 max

0.93 max

0.035 max

0.035 max

0.10 min

Grade c

0.35 max

0.29-1.06

0.035 max

0.035 max

0.10 min

 

Tensile requirements

Grade

Yield strength min

Tensile strength min

Elongation

Grade A-1

255MPa

415MPa

30 %

Grade c

275MPa

485MPa

30 %

 

Hardness requirements

Grade

Grade A-1

Grade C

Hardness max

143HBW

179HBW

 

Quality inspection

We will test the hydrostatic pressure for each length of ASTM A210 seamless steel boiler tube before ex-factory, or instead of this test, a nondestructive electric test may be used when specified by the purchaser.

We guarantee that the boiler tubes can stand expanding and beading without showing cracks or flaws when inserted in the boiler, and superheater tubes shall stand all forging, welding, and bending operations necessary for application without developing defects When properly manipulated.


About us

We have become a modern comprehensive steel service enter-prise which specializes in processing, sales and technical services in the field of steel product, WANLEI deals with various kinds of steel tubes, pipe fittings, alloy steel products, high temperature resistant products. Our products are certified by ISO9001, API other inter-national famous authentication institutions. Our company have been operated more than ten years. Customers are full of African, Europe, American and so on. We welcome all users, manufactures and traders to cooperate with us.


Product photo of ASTM A210 Seamless Steel Boiler

boiler tubes p


Product application picture


boiler tubing A



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