1. S136/1.2083/4Cr13/420SS Plastic mould steel

2. Delivery condition: Hot rolling or forging, black surface, pre-harden or tempering, EAF&ESR

3. Payment term: Prepay 30% deposit. The blance against L/C at sight or T/T

4. Trade term: CIF or as according you request

5. Technology: EAF+LF+VD

6. Application: Used for making the corrosion resistance and wear resistance of high quality plastic mould, transparent plastic mould, like: PVC, CD mould

7. Material character: Belong to medial carbon high chrome Martensite shape stainless steel; Have good anti-rusty capacity, polishing capacity, Super intensity and wearable capacity

8. Compared grades(based on usage)

Chinese American German Swedish Japanese Japanese

GB AISI DIN ASSAB JIS DAIDO

4Cr13 420 1.2083 S136 SUS420J2 S-STAR

9. Heat treatment (for reference)

-- Annealing: 880centigrade degree, slow cooling

-- Quenching: 1020centigrade degree~1100centigrade degree; Pre-heating on 500 and 800

-- Tempering: 200centigrade degree~300centigrade degree, air cooling HRC50~52

10. Chemical compositon(For rerference only)

C Si Cr V Mo

0.34-0.42 0.60-1.30 13.00-14.50 0.15-0.40 0.20-0.70

1.2083 plastic mould steel

1. Steel grade:

GB: 4Cr13 AISI: 420SS ASSAB: S-136 DIN: 1.2083

2. Chemical composition(%):

C: 0.36-0.45 Si: ≤ 0.60 Mn: ≤ 0.80 Cr: 12.00-14.00 P: ≤ 0.35 S: ≤ 0.03

3. Character:

Excellent anti-rusty capacity, good polishing capacity, super intensity and wearable resistance. Good corrosion resistance.

4. Specification:

Round dia: 120-480mm

Plate Thickness: 70-410mm, Width: 410-810mm or as customers required.

5. Application:

Used for anti-acidic plastic mould and mirror polished mold, like: CD, PVC.