12Cr2Mo1R定轧找舞阳钢铁公司销售部，批价合理保证特殊技术条件交货

1、属于钢板中的一大类－－容器板：中的其中12代表化学元素， Cr、Mo是化学元素铬、钼的缩写，R是容器的容第一个大写字母；读作：十二铬（ge）钼（mu）一容。

2、压力容器用钢：定轧找舞阳钢铁公司销售部，批价合理保证特殊技术条件交货，舞阳钢铁公司郑州销售办事处

用于制造石油化工、气体分离和气体储运等设备的压力容器的钢。要求具有足够的强度和韧性、良好的焊接性能和冷热加工性能。常用的钢主要是低合金高强度钢和碳素钢。3、对应国外牌号ASTM/。4、钢抗氢Cr－Mo钢的主要钢种：焦炭塔用临氢钢板、气化炉用临氢钢板、加氢反应器用2.钢板、大厚度抗氢（H钢板 临氢2..25V钢板）。5、交货状态：正火+回火。6、尺寸、外形、重量及允许偏差6.1、钢板的尺寸、外形及允许偏差应符合GB/T709的规定6.2、钢板的厚度偏差应符合GB/T709的B类偏差要求，根据需方要求，也可按GB/T709的C类偏差交货6.3、钢板按理论重量交货，计算用钢板密度为7.85g/cm³。7、超声检测钢板根据需方要求应每张进行超声检测，检测方法按JB/T4730.3或GB/T2970执行。8、化学成分牌号化学元素(质量分数)/%.08-0.15≤0.500.30-0.602.00-2.500.90-1.10≤0.020≤0.0109、力学性能钢板厚度/mm抗拉强度σb(Mpa)屈服强度σs(Mpa)伸长率A/%温度/℃冲击吸收能量KV2/J180°弯曲试验 弯曲直径(b≥35mm)≥310≥1920≥34d=3a10、应用范围：广泛应用于石油、化工、电站、锅炉等行业，用于制作反应器、换热器、分离器、球罐、油气罐、液化气罐、核能反应堆压力壳、锅炉汽包、液化石油汽瓶、水电站高压水管、水轮机蜗壳等设备及构件。

1. to a large of steel plate -- plate: 12 of the Cr and Mo are for and and R is the first of ;Read: (ge) (Mu) a .

2. Steel for

Steel used in the of for gas and gas and .It is to have and good and hot and cold .The used are low alloy high and .

3. to ASTM/.

4. Main steel types of CR-MO steel:

steel plate for coke steel plate for 2.25 steel plate for large (H steel plate 2.25 .25 V steel plate).

5. of : + .

6. Size, and of

6.1 The size, shape and of steel shall to the of GB/T709

6.2 The of the steel plate shall meet the class B of GB/T709, and to the of the the steel plate can also be to the Class C of GB/T709

6.3. The steel plate shall be to and the of the steel plate shall be 7.85g/cm.

7.

The steel plate shall be by to the of the buyer. The shall be to JB/T4730.3 or GB/T2970.

8. of

Grade (mass )/%

C Si Mn Cr Ni Mo Nb V P S Alt

0.08-0.15 ≤0.50 0.30-0.60 2.00-2.50 0.90-1.10 ≤0.020 ≤0.010

9. of

A/% at /℃ KV2/J 180° test (B ≥35mm)

6-150 ≥310 ≥19 20 ≥34 D = 3A

10. Scope:

used in power and other used in the of heat tank, oil and gas tank, gas tank, drum, gas water pipe, water and other and .