锅炉用无缝钢管2
2026-07-29 临沂旭日钢管 临沂旭日商贸

产品简介  PRODUCT  INTRODUCTION
中国标准 CHINESE STANDARDS

锅炉用无缝钢管
SEAMLESS STEEL AND PIPES FOR BOILER

标准 Standard:
GB5310…………中国国家标准China National Standards

用途Application:
用于高压锅炉(工作压力一般在9.8MPa以上,工作温度在450℃~650℃之间)的受热管子、集箱、省煤器、过热器、再热器等。
For manufacture heating—pipelines, containers ,coal—saving devices , superheaters and reheaters of high pressure boilers(P>9.8Mpa, 450℃<T<650℃)

主要生产钢管牌号 Main Steel Tube Grade:
20G、12Cr1MoVG
经协商,也可供应其他牌号的钢管
Other grade can also be provided after consulting with customers.

化学成分、机械性能Chemical composition & Mechanical Properties

标准
Standard
牌号
Grade
化学成分 Chemical Composition(%)机械性能 Mechanical Properties
CSiMnP、SCrMoV抗拉强度(Mpa)
Tensile Strength
屈服强度(Mpa)
Yield Strength
伸长率(%)
Elongation
GB531020G0.17~0.240.17~0.370.35~0.65≤0.030___410~550≥245≥24
12Cr1MoVG0.08~0.150.17~0.370.40~0.70≤0.0300.90~1.200.25~0.350.15~0.30470~640≥255≥21