
Production enforce standard | ||||||||||
Design and Manutacture | Face to face | Flange Dimension | Butt welding | Inspection and test | ||||||
ANSI B16.34/BS1873 | ANSI B16.10 | ANSI B16.5 | ANSI B16.25 | API 598 |
Chief property and specification | |||||||
Normal Pressure | Shell test | Water seal test | Air seal test | ||||
LB | Mpa | Lbf/in² | Mpa | Lbf/in² | Mpa | Lbf/in² | |
150 | 3.1 | 450 | 2.2 | 315 | 0.5-0.7 | 60-100 | |
300 | 7.8 | 1125 | 5.6 | 815 | |||
600 | 15.3 | 2225 | 11.2 | 1630 | |||
900 | 23.1 | 3350 | 16.8 | 2440 | |||
1500 | 38.4 | 5575 | 28.1 | 4080 | |||
2500 | 64.6 | 9367 | 47.4 | 6873 |
Material for main parts | ||||||||||
Body/Cover/Disc | Stem | Sealing Face | Sealing shim | Packing | Suitable medium | |||||
WCB | 2 CR13 | 13Cr STL with body material PTFE Nylon |
13Cr/Enhanced Flexible 1Cr13 /Flexible graphite SFB-208 Soft steel F304 F316 F304L F316L |
Flexible graphite Enhanced Flexible graphite SFB /260SFP/ 260PTFE |
Water Steam Petroleum Products |
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WC1 | 38CrMoAl 25Cr2Mov |
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WC6 | ||||||||||
WC9 | ||||||||||
C5 C12 | ||||||||||
CF8 | F304 | Nitric acid Aceic acid |
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CF3 | F316 Shenzhen Longyin Printing Packing Co. Ltd is a professional printing company which located in Shenzhen nearby Hongkong S.A.R. With convenient transportation system and export advantageous geographic position. Our factory occupied with 4800 Square meters plant, Around 150 employees that including around 50 various technical staffs who already in the printing area for more than 15years. Furthermore, all of our products are manufactured with advanced equipment and under strict QC procedures in order to ensure high quality. Guaranteeing stable and timely supply, credible quality and sincere service. Equipped with Kodak CTP machines, Heidelberg 4 color machines, Heidelberg 8 color machines Komri 4-color machines, 2sets of Automatic Martini Hardcover Binding Machine, Saddle stitching binding machines, Martini adhesive binding machines, Folding machines, cutting machine etc. that can reach high quality printing and binding standard. Hardcover Book Printing,Hardback Book Printing,Hardcover Binding,Custom Hardcover Book Printing Shenzhen Longyin Printing Packing Co., Ltd. , https://www.lybookprinting.com |