1.Focus on process quality & stage inspection
2.Best quality
3.Professional service
4.Full set quality control
5.Competitive price
Detailed Product Description
1. 12"FB SEAT RING (RM) CLASS 600 3-PC
2. Material: ASTM A350 LF2
3. OD: 340mm / ID: 295mm / H: 40mm
4. Net Weight: 7.5kg
5. Hardness: 150-187HB6. Forging confirm to NACE MR 0175 2003
7. State Of Heat Treatment: Quenched+Tempered
8. UT carry out Criteria: ASTM A388 with ASME B 16.34 APPENDIX 5
9. MPT Conforms to the Requirements of ASME B16.34 ANNEX Ⅱstandard
Products Process & Factory
Step 1: Purchase raw material(ingot)
Step 2: Gas cutting
Step 3: Free forging & hot rolling
Step 4: Rough maching
Step 5: Heat treatment
Step 6: Take the test block for chemical & mechanical test
Step 7: Finish maching
Step 8: Dimension test
Step 9: Marking
Step 10: Paint rust preventive oil
Step 11: Covered with bubble sheet
Step 12: Packed in wooden case
Step 13: Transportion
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