Good translation of the Metal Products (Shanghai) alloy structural steel company (domestic alloy structural steel / imports of alloy structural steel) 1CR17NI2 alloy structural steel / steel plate 1CR17NI2 / 1CR17NI2 steel bars / 1CR17NI2 coil / 1CR17NI2 strip / 1CR17NI2 steel pipe / 1CR17NI2 wire (good Translated Metal Products (Shanghai) Co., Ltd.) 
 1Cr17Ni2 
 Standard: GB / T 1220-1992 
 ● Features and Scope: 
 To function as a high resistance to nitric acid and organic acid corrosion parts, containers and equipment. 
 ● chemical composition: 
 Carbon C: 0.11 ~ 0.17 
 Silicon Si: ≤ 0.80 
 Mn Mn: ≤ 0.80 
 Sulfur S: ≤ 0.030 
 Phosphorus P: ≤ 0.035 
 Chromium Cr: 16.00 ~ 18.00 
 Ni - Ni: 1.50 ~ 2.50 
 ● Mechanical Properties: 
 Σb (MPa), tensile strength: quenching and tempering, ≥ 1080 
 Elongation δ5 (%): quenched and tempered, ≥ 10 
 Impact energy Akv (J): quenched and tempered, ≥ 39 
 Hardness: Annealed ≤ 285HB 
 ● Heat treatment and microstructure: 
 Heat Treatment Specification: 1) annealing, 680 ~ 700 ℃ high temperature tempering air-cooled; 2) quenching oil cooling, 950 ~ 1050 ℃; 3) tempering 275 ~ 350 ° C air-cooled. 
 Microstructure: the organization is characterized by a martensitic. 
 Delivery status: general delivery to the heat treatment, the treatment types specified in the contract; not indicated, according to the Steel Co., Ltd.. 
 The company provides domestic and imported alloy structural steel varieties, complete specifications, special specifications can be customized processing. Division I and the original certificates, material certificates (chemical composition, mechanical properties) of the class parameters Please pay attention to obtain a copy of the public are welcome to the user to inquire Order, the Company will be free shipping! Other materials, if necessary, welcome to inquire order. 
 Customers in ordering materials, the need to sample customers, please note, MOQ: 50KG (包邮) the number of excellent price, welcome you to call to order this material Our commitment: quality assurance Cheaper prices, excellent! Honesty! 

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 (Good translation of the Metal Products (Shanghai) Co., Ltd. published) 
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