1.2738/718 Pre-Hardened Alloy Plastic Mould Steel Plate & Flat Bar

• Type: Steel Plate
• Standard: ASTM, AISI, GB, JIS, DIN, BS
• Certification: ISO
• Surface Treatment: Blackface
• Technique: Hot Rolled
• Application: Mold & Dies
• Model NO.: 1.2738, P20+Ni, 3Cr2NiMnMo, 718
• Special Use: High-strength Steel Plate, Wear Resistant Steel
• Stock: Stock
• Shape: Round Bar or Flat Steel
• Thickness: 20-300mm
• Width: 1600-2200 mm
• Length: 2000-8000 mm
• Grade: 1.2738, P20+Ni, 3cr2nimnmo, 718
• Heat Treatment: Annealed / Q+T
• Test: Ut 100% passed
• MOQ: 3MT
• Payment: T/T or L/C at Sight
• Sample: Free
• Ut standard: Sep 1921-84 class 3 C/C to D/D
• Production route: EF/EAF+LF+VD/ESR
• Transport Package: Standard or Customized
• Specification: 20-300*1600-2200*2000-8000mm
• Trademark: CF STEEL
• Origin: China
• HS Code: 7225400000
• Production Capacity: 1000mt/Month

Product Description

1.2738/718 Pre-Hardened Alloy Plastic Mould Steel Plate & Flat Bar

DIN 1.2738, forged Plastic Mould Steels, pre-hardened large size injection mould, can be pollished normally.Used for making high demand large size plastic mould.

1. Features
A. uniform hardness qualitative of Material.
B. No quenching crack danger,Without heat treatment costs that can reduce the tool cost.
C. Excellent polishing performance.
D. Good machining performance.

2. Application
Used for various large -sized mirror plastic mould,percision mould.
A. Leather grain, pear skin grain etching, imitation stone moulds.
B. Clear plastic container classes such as pencil case, commodity high gloss mould.
C. Such as refrigerator, air conditioner production to demand higher large mould.

3. Grade

GB	AISI	DIN
3Cr2NiMnMo	P20+Ni	1.2738

4. Chemical composition(%)

C	Mn	Si	Cr	Ni	Mo	P	S
0.35-0.45	1.30-1.60	0.20-0.40	1.80-2.10	0.90-1.20	0.15-0.25	≤0.035	≤0.035

5. Mechanical Properties:

Hardness	Y.S.(0.2%)		UTS		Elongation	RoA	Elastic Modulus
HB	Mpa	KSI	Mpa	KSI	%	Z%	GPA	KSI
300	826	120	993	145	17	59	205	29745

6. Hardness:33-37HRC

7. Packing:Standard Export Packing or As per request


8. Delivery:
Abundant stock, 15-20 days.
Customized products, 30-50 days.

Package: We provide standard export packing or according to customers' request. 

9. The process flow
1) Hot rolled or forged condition, Pre-harden &tempering , black surface
2) Hardness:30~36HRC
3) Hot rolled technology:EAF+LF+VD
Forged technology:EAF+LF+VD+ESR+Forging +QT + Machined surface