Stainless steel threaded flange seal type:
Convex surface (RF), Full plane (FF). Other sealing surface dimensions can be customized according to customer requirements.
Production process of stainless steel threaded flange:
1.The whole forging process of round steel.
2. Forging, cutting and forming process of finished products.
3.Steel plate cutting and blanking processing technology.
4.Blank forging, ring expanding machine hot expansion production process; Production standards: American Standard, German standard, European standard, British standard, Japanese standard and South African standard
Pressure dimension specification of South Africa standard stainless steel threaded flange
Production:
SANS 1123 600/4 DN6-DN150
SANS 1123 1000/4 DN6-DN150
SANS 1123 1600/4 DN6-DN150
SANS 1123 2500/4 DN6-DN150
SANS 1123 4000/4 DN6-DN150
Stainless steel threaded flange can be divided into: (304, 304L, 316, 316L, S30408,S30403, S31608, S31603, SUS304, 0Cr18Ni9, 00Cr19Ni10, etc.)
Standard classification
Specification: 1 / 2 "～ 80" (DN 10-DN5000)
Pressure rating: 0.25Mpa-250Mpa (150LB-2500LB)
Common standards:
National standard of China:GB9112-88 (GB9113·1-88～ GB9123·36-88) American Standard: ANSI B16.5, ANSI 16.47, Class150, 300, 600, 900, 1500 (TH, LJ, SW) Japanese standard: JIS 5K, 10K, 16K, 20K (PL, SO, BL)
German standard: DIN2527, 2543, 2545, 2566, 2572, 2573, 2576, 2631, 2632, 2633, 2634, 2638 （PL、SO、WN、BL、TH）
British Standard: BS4504,4506
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