ASTM A210

ASTM A210:American Society for Testing and Materials
Standard Specification for Seamless Medium-Carbon Steel Boiler and Superheater Tubes.
Application: Power plant; Chemical Fertilizer; Petrochemicals; Offshore Oils; Gas Productions;Refineries and etc.

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ASTM A210:American Society for Testing and Materials
Standard Specification for Seamless Medium-Carbon Steel Boiler and Superheater Tubes.
Application: Power plant; Chemical Fertilizer; Petrochemicals; Offshore Oils; Gas Productions;Refineries and etc.

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产品分类: 合金钢管不锈钢管无缝碳钢管焊接碳钢管打桩管管件法兰涂层管和管 CRA复合和内衬钢管 OCTG和钻杆管道绕线阀门和压力容器特殊合金圆钢＆模具钢

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Chemical Requirements
Element	Composition %
Element	Grade A-1	Grade C
Carbon, max	0.27	0.35
Manganese	0.93 max	0.29-1.06
Phosphorus, max	0.035	0.035
Sulfur, max	0.035	0.035
Silicon, min	0.1	0.1

Mechanical Properties
	Grade C	Grade D
Tensile strength, min,ksi [Mpa]	60 [415]	70 [485]
Yield strength, min,ksi [Mpa]	37 [255]	40 [275]
Elongation in 2 in. or 50 mm, min %	30	30
For longitudinal strip tests a deduction for each 1?32-in. [0.8 mm] decrease in wall thickness below 5?16 in. [8mm] from the basic min elongation of the following % points	1.5	1.5
When standard round 2-in. or 50-mm gage length or smaller proportionally sized specimen with the gage length equal to 4D (four times the diameter) is used	22	20

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ASTM A210

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