ASTM A928 Supler Duplex Welded Pipe High Strength ASTM A999

产品详情
Place of Origin: CHINA /JAPAN/EU/USA
品牌名称: TONG CHUANG品牌名称: TONG CHUANG
Certification: ABS, DNV, LR, PED, GOST, ISO , …
Model Number: S32750 , S31803, S32760 , S31254, S32304 , S31500
付款和发货条款
最低订购数量:1 件
Price: 5000 USD TO …
包装细节:木箱
交货时间:7 天
Payment Terms: T/T AND LC
供应能力:每月 1000 吨

SKU: 1436 分类:
强光

超级复式

双相钢管

ASTM A928 Supler Duplex Welded Pipe High Strength ASTM A999
 
 
Key Features :

  • UNS S32750 has excellent corrosion resistance in a wide variety of corrosive chemicals
  • 在海水和其他含氯化物的环境中具有出色的抗点蚀和缝隙腐蚀性能,临界点蚀温度超过 50°C
  • 强度高于奥氏体不锈钢和 22%Cr 双相不锈钢
  • 在环境温度和零度以下的温度下都具有出色的延展性和冲击强度
  • High resistance to abrasion, erosion and cavitation erosion
  • Excellent resistance to stress corrosion cracking in chloride containing environments
  • UNS S32750 is listed in NACE MR 01 75 for sour service
  • ASME Approval for Pressure Vessel application

可用性 
Bar, forgings, sheet, plate, pipe, tube, closed die forgings, 
flanges and welding consumables. 
 
MATERIAL SPECIFICATIONS 
 UNS S32750 in various ASTM product form 
specifications 
 EN 10088-3 1.4410 (Grade X2CrNiMoN25-7-4) 
 NORSOK MDS D51 to D55 D57 & D58 
 ASTM A182 F53 
 NACE MR01-75 (latest revision) / ISO 15156 
 

  • Alloy 32750 to MLA-MPS-47V-BAR/FORG
  • ASTM A473 UNS S32750 锻件
  • ASTM A182 Grade F53 UNS S32750 Forged Flanges
  • ASTM A240 UNS S32750 Sheet and Plate
  • ASTM A479 UNS S32750 酒吧
  • NACE MR 01-75
  • EN 10088-3 1.4410
  • NORSOK
 Chemical Specification of UNS S32750
要素CCrNPSSiW
最低 24.0 剩余3.00 0.246.00  0.200.50
最大0.030260.50 

 
 
 
 
 
 

 Basic Properties of UNS S32750 – Mechanical Properties
0.2% 试验应力(牛顿/毫米2 ) [ksi] 最小值550[79.8]
极限拉伸强度(牛顿/毫米2) [ksi] 最小值800 [116]
最小延伸率(%)25
硬度(HBN)270 max
Reduction of Cross Section Area (%)45
环境温度下的夏比 V 型缺口冲击力(J)[英尺磅]80 分钟 [59 分钟]
-46°C时的夏比V型缺口冲击力(焦耳)[英尺磅]45分,35分钟 [33分,25.8分钟]

 

附加测试
ASTM G48A Corrosion test at 40°CNo pitting and weight loss <4.0g/m2
超声波测试根据 ASTM A388
铁氧体含量35%-55%
微观结构

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 Applications of UNS S32750
化学加工业:
Due to its high corrosion resistance UNS S32750 is ideal for use in Nitric Acid Processes, Polypropylene Production, PVC Production, Dioxide, Caustic Evaporators, Equipment.
Handling Organic and Fatty Acids.
 
海洋工业和造船业:
螺旋桨和轴、方向舵、轴密封件、泵、螺栓和紧固件、阀门、仪器仪表、油轮和化学品船
 
石油和天然气工业:
泵,阀门,管道,容器,井口设备,海底设备
 
污染控制:
风机和泵、湿式洗涤器、焚化炉
 
纸浆和造纸工业:
黑液加热器管、消化器吹气阀、旋转进料阀、I.D.风机、褐浆洗涤器、沉淀器、漂白组件
 
食品工业:
甘蔗离心机、玉米和蔬菜加工厂
 
农用化学品:
化肥生产(湿法磷酸)
 
土木工程:
污水处理

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 Alloy Comparisons
Alloy ComparisonsS31803S17400
(17-4PH)

718 
( ST )

S31254Alloy 32750
0.2% Proof Strength (N/mm2), minimum4501070550300550
Corrosion Rate (mm.y-1) Seawater<0.01~1<0.01<0.01<0.01
Corrosion Rate (mm.y-1)
10% sulphuric acid at 80°C
<0.410>11.5<0.15
Corrosion Rate (mm.y-1)
Boiling 50% nitric acid
<0.15<0.15<0.150.4<0.15
Wear Properties related to Hardness (HBN)RC25RC38RC20RC20RC28