船用锅炉管
应用:
用于制造船用锅炉和过热器 及一、二、三级压力管道,以及液化石油气运输和大宗化学品
船用锅炉制造标准过热器 及I、II、III压力管道系统,以及LPG运输和散装化学品船管道:
中国船级社材料与焊接规范-中国船级社(CCS)。
劳埃德船级社 (GL) 规范 - 德国劳埃德船级社 (GL)。
劳埃德船级社 (LR) 代码 - 劳埃德船级社 (LR)。
法国船级社(BV)代码-法国船级社(BV)。
美国船级社(ABS)规范——美国船级社(ABS)。
挪威船级社 (DNV) 规范 - 挪威船级社 (DNV)。
日本船级社(NK)代码-日本船级社(NK)。
韩国船级社(KR)代码-韩国船级社(KR)。
意大利船级社(RINA)规范-意大利船级社(RINA)
主要生产钢管钢级:
320、360、410、00Cr17Ni14Mo2、0Cr18Ni9Ti等
经协商,也可供应其他牌号、牌号的钢管.
造船用无缝钢管及化学成分(%) | ||||||||||||||
社会 | 标准或用途 | 钢种 | C | Si | Mn | P | S | Cr | Ni | Cu | Al | Mo | V | P+S |
| GLR | 非合金 | GL-R 410 | ≤0.21 | ≤0.35 | ≤1.4 | ≤0.025 | ≤0.02 | - | - | - | ≥0.020 | - | - | - |
GB 18248 | 37锰 | 0.34~0.40 | 0.1~0.30 | 1.35~1.65 | ≤0.03 | ≤0.03 | ≤0.3 | ≤0.3 | ≤0.2 | - | - | - | ≤0.055 | |
EN 10297 | 34CrMo4 | 0.3~0.37 | ≤0.4 | 0.6~0.90 | ≤0.035 | ≤0.035 | 0.9~1.20 | - | - | - | 0.15~0.30 | - | - | |
| DNV | 用于压力 ASTM A53/A53M | A53B | ≤0.3 | - | ≤1.2 | ≤0.05 | ≤0.045 | ≤0.4 | ≤0.4 | ≤0.4 | - | ≤ | ≤ | - |
0.15 | 0.08 | |||||||||||||
ABS | 用于压力 | 等级III | ≤0.3 | - | ≤1.2 | ≤0.05 | ≤0.045 | ≤0.4 | ≤0.4 | ≤0.4 | - | ≤0.15 | ≤0.08 | - |
| BV | 用于压力 | 410HB | ≤0.21 | ≤0.35 | 0.4~1.20 | ≤0.04 | ≤0.04 | - | - | - | - | - | - | - |
LR | 用于压力 | 410 | ≤0.21 | ≤0.35 | 0.4~1.20 | ≤0.045 | ≤0.045 | ≤0.25 | ≤0.3 | ≤0.3 | - | ≤ | - | - |
KR | 用于压力 | RST138 | ≤0.25 | ≤0.35 | 0.3~0.90 | ≤0.04 | ≤0.04 | - | - | - | - | - | - | - |
RST142 | ≤0.3 | 0.3~1.00 | ≤0.04 | ≤0.04 | - | - | - | - | - | - | - | |||
RST238 | ≤0.25 | 0.1~0.35 | 0.3~1.10 | ≤0.035 | ≤0.035 | - | - | - | - | - | - | - | ||
RST242 | ≤0.3 | 0.3~1.40 | - | - | - | - | - | - | - | |||||
RST249 | ≤0.33 | 0.3~1.50 | - | - | - | - | - | - | - | |||||
RST338 | ≤0.25 | 0.3~0.90 | - | - | - | - | - | - | - | |||||
RST342 | ≤0.3 | 0.3~1.00 | - | - | - | - | - | - | - | |||||
NK | 用于压力 | 1 级 No3/ KSTPG 42 | ≤0.3 | ≤0.35 | 0.3~1.00 | ≤0.04 | ≤0.04 | - | - | - | - | - | - | - |
笔记: | ||||||||||||||
残留元素:Cr≤0.25%、Mo≤0.10%、Ni≤0.30%、Cu≤0.30%、总计≤0.70% | ||||||||||||||
RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,RST138,410HB,0Cr18Ni9Ti,
Comprehensive score