Sino Sources Tech Co. Ltd

Model Number: hot forged steel bar -43 Brand Name: Unite Steel Key Specifications/Special Features: forged steel bar DIN1.6523Applications:AISI 8620 is a common, carburizing alloy steel used for a variety of medium-strength applications including gears, camshafts, fasteners, and chains/chain pins. Flexibility in hardening treatments allow optimization of case/core properties. Typical uses are: arbors, bearings, bushings, cam shafts, differential pinions, guide pins, king pins, pistons pins, splined shafts, ratchets, sleeves and moreRelated specifications:Australia AS 1444-1996-8620/8620HGermany W.Nr 1.6523 DIN 21NiCrMo2
Great Britain BS970: Part 3: 1991 805 M20

BS970: 1955 - EN362

Japan JISG 4052 SNCM 220H

JIS SNCM 21 , JIS SNCM 21 H

U.S.A. SAE 8620 AISI 8620

ASTM A29/A29M 1991 8620

UNS G86200

AMS 6274 , AMS 6274G , AMS 6276, AMS 6276C, AMS 6277, AMS 6277A
ASTM A322 , ASTM A331 , ASTM A505, ASTM A513, MIL SPEC MIL-S-16974, SAE J404, SAE J770, UNS G86200

France: AFNOR 20 NCD 2 , AFNOR 22 NCD 2

Italy: UNI 20 NiCrMo 2

Chemical composition(%):

Carbon: 0.17-0.23

Silicon: 0.10-0.40

Manganese: 0.60-0.95

Nickel: 0.35-0.75

Chromium: 0.35-0.75

Molybdenum: 0.15-0.25

Phosphorous: 0.04 max

Sulphur: 0.04 max

Colour code: red(bar end)

Process:EAF + LF + VD + forged + heat treatment (optional)

Size range:

Round:

Hot forged: 80mm -1200mm

Surface finishes:

Black, peeled (K12), cold drawn, turned & polished (H10, H11), precision ground (H9, H8)

Test: ultrasonic test according to SEP 1921-84 3C/c