尿素用不锈钢无缝管的技术参数
特种不锈钢无缝管
Special seamless stainless tube
尿素用不锈钢管 Urea stainless tube
· 用途 Usage：
只用于制造尿素生产装置的汽提塔、自汽堤—分塔、高压—段分离器、CO2压缩机三段冷却塔、高压管路等设备
applied in manufacturing the devices as air stripping towwe, high pressure seperator, CO2 compressor cooling tower and high pressure piping, tec
· 订货标准Standard：
GB13296/ASME SA-213/ASTM A213/JIS G3463 等国内外标准，企标（and enprise standards, plant protocol,etc.)
· 可供规格Size：
外径outside diameter：16~219mm；壁厚wall thickness：1~20mm
主要钢种（牌号）的化学成分和性能 chemical composition and performance of main grade（trademark）
牌号 trademark | 化学成分chemical composition | 力学性能 mechanical property | ||||||||||
C | Mn | Si | Cr | Ni | Mo | N | S | P | Rm | Rp0.2 | A | |
Wt% | MPa | MPa | % | |||||||||
316Lmod | ≤0.03 | ≤2.0 | ≤1.0 | 17.0-18.5 | 13.0-15.0 | 2.2-3.0 | ≤0.22 | ≤0.030 | ≤0.030 | ≥520 | ≥206 | ≥35 |
2RE69 (00Cr25Ni22Mo2N) | ≤0.02 | ≤1.5 | ≤0.4 | 24.0-26.0 | 21.0-23.0 | 2.0-3.0 | 0.10-0.14 | ≤0.015 | ≤0.020 | ≥539 | ≥225 | ≥30 |
0Cr17Mn13Mo2N (A4) | ≤0.08 | 12.0-15.0 | ≤0.7 | 16.5-18.5 | - | 1.8-2.2 | 0.20-0.30 | ≤0.020 | ≤0.045 | ≥736 | ≥441 | ≥30 |
注：根据用户需要可生产上表以外的牌号。
Note: According to the requirement of the customers, we can produce the pipe which standard is not mentioned above.
