
17CrNiMo7-6 Alloy Steel Round Bar DIN 18CrNiMo7-6 1.6587 Solution Annealing Q+T Alloy Rod
18CrNiMo7-6 Round Bar – Case-Hardened Steel – Din 17210 EN 10084
Application
18CrNiMo7-6 round Bar – Case-Hardened Steel mainly used in mechanical parts, automobile parts, cement plants, power plants, mobile cranes and earth-moving equipment, paper mill, sugar mill, marine, wind gear, oil platform, fire protection, medical fields, industry equipment, collets, cams, rollers, bushes, spindles, and gears, etc.
Quality Standard
-BS EN 10084-2008 Case hardening steels.
-DIN 17210 for Case hardening steel.
Steel Grades
EN DIN ANFOR
18CrNiMo7-6 1.6587 18NCD6
Chemical Composition(%)
C | Si | Mn | P | S | Cr | Mo | Ni |
0.15-0.21 | 0.40 max | 0.50-0.90 | 0.025 max | 0.025 max | 1.50-1.80 | 0.25-0.35 | 1.40-1.70 |
Mechanical Properties
Process | Tensile Strength Rm (Mpa) | Yield Strength Rp0.2 (Mpa) | Elongation A5 (%) | Area Reduction Ratio C (%) | Hardness (HB) |
Annealed | / | / | / | / | 229 max |
Normalized | / | / | / | / | 140-210 |
Q+T | 980-1270 | 685 min | 8 min | 35 min | 295-373 |
Heat Treatment
Annealing: Heat 18CrNiMo7-6 to 650-700°C, cool slowly in furnace.
Normalizing: 850-880°C, air.
Hardening: Carburising: 880-980°C. Core Hardening: 830-870°C,
water. Case Hardening: 780-820°C, water.
Tempering: 150-200°C.
Capacity
3,000 ton per month.
Test
Chemical analysis, Mechnical analysis, Ultrasonic testing, Metallographic, Surface quality and dimension report.
Package
Each bundle of max 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Mill’s Test Certificate
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Jiangsu Mittel Steel Industrial Limited is located in Wuxi City, a beautiful city near Shanghai. Wuxi is close to Shanghai (BAO STEEL) ,Zhangjiagang (ZPSS),Ningbo (BAO XIN),KUN SHAN (DKSS), enjoy excellent geographic location and convenient water, land and air transportation. , Wuxi become the biggest stainless steel sheet ,plate and coil supply Centers in China. Jiangsu Mittel Steel Industrial Limited was established in 1998 years. as one of the largest stockists and manufacturers of industrial grade Stainless Steel products and derivatives in Wuxi ,We keep a stock of 50000 tons every month, so we can delivery goods in fast time.
Our company supplies cold/hot-rolled stainless steel
sheets,stainless steel coils and stainless steel Plate to many
steel factories from athome and abroad, including Shanxi Taigang
Iron& Steel CO, . Ltd (TISCO)Zhangjiagang Pohang (ZPSS),
Shanghai BAO STEEL, Ningbo Baoxin and steel factories in Taiwan
area, Mainland Chinese and foreign countries and regions.
Our long-term business lines are
201.202.304(1.4301).304L.316.316L(1.4404).430.409L, 309S
,310S(1.4845).317L.904L.S31803(1.4462).S32750.S32760, Finish: 2B,
BA, NO. 1 NO. 4, HL, 8K and so on...Meanwhile, our company is also
engaged in the long-term supply of homemade & imported medium
and thick plates, galvanized and carbon steel products.
Adhering to the principle of "quality first and customer
foremost",our company will offer long-term service to nationwide
manufacturers of household appliances, elevators, tableware,
ornaments, tanks and machines. We can offer precise frosted
wiredrawing, 8K mirror finishing and skim board oil-abrasion of
various specifications at any time. The precisely-processed
products will meet your requirements for high quality. Our company
is a modern enterprise integrating distribution and storage.
If you are interested in any of our products or would like to
discuss a custom order, please feel free to contact us. We are
looking forward to forming successful business relationships with
new clients around the world in the near future.