
| Place of Origin: China | Brand Name: YUNSHENG | ||||||||||||||
| Model No: 02 | |||||||||||||||
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7/8 "SH API Class SM coupling 1-Type: SM SH coupling New: Both-way Protection Globoidal Coupling Full size SM coupling with big chamfer 2-Material: Carbon steel AISI 5I40 3-Spray Material- Ni60A Alloy Coating 4-Basic Hardness: HRC 16-23 5-Surface Hardness: HRC 55-62 6-Hole rate: less2% 7-Min. Hardness of the layer: 595HV0.2 8-Standard: API Spec 11B 9-Coupling diameter: 7/8 " 10-Weight: 0.52 KG/Pcs 11-Package: wooden cases 12-Payment Terms: T/T