Mga Pipe Fitting Stainless Steel Rf Blind Welding Neck Flange
Carbon Steel: ASTM A105, 20#, Q235, 16Mn;ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2;ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70;
Hindi kinakalawang na asero: ASTM A182 F304, 304L, F316, 316L, 1cr18ni9ti, 0cr18ni9ti, 321, 18-8.
Alloy Steel: ASTM A182 F1, F5A, F9, F11, F12, F22, F91, A182f12, A182f11, 16Mnr, CR5MO, 12cr1mov, 15crmo, 12cr2mo1, a335p22, st45.8/iii.
WCB (carbon steel), LCB (low temperature carbon steel), LC3 (3.5% nickel steel), WC5 (1.25% chromium 0.5% molybdenum steel), WC9 (2.25% chromium), C5 (5% chromium 0.5% molybdenum), C12 (9% chromium 1% molybdenum), CA6NM (4 (12% chromium steel), CA15 (4) (12% chromium), CF8M (316 stainless steel), CF8M (316 stainless steel) CF8C (347 stainless steel), CF8 (304 stainless steel), CF3 (304L stainless steel), CF3M (316L stainless steel), CN7M (alloy steel), M35-1 (Monel), N7M (Hastelloy B), CW6M (Hastelloy C), CY40 (Inconel) , atbp.
Plate flat welding steel pipe flange plate
1. Ayon sa mga pamantayan ng industriya ng kemikal (HG): integral flange (IF), threaded flange (Th), plate flat welding flange (PL), necked butt welding flange (WN), necked flat welding flange (SO), socket welding flange (SW), butt welding ring loose flange (PJ/SE), flat welding ring loose flange (PJ/RJ), lined flange cover (BL (S)), flange cover (BL)
2. ayon sa mga pamantayan ng industriya ng petrochemical (SH): sinulid na flange (PT), butt welding flange (WN), flat welding flange (SO), socket welding flange (SW), loose flange (LJ), flange cover (hindi table tala).
3. ayon sa mga pamantayan ng makinarya (JB) industriya: ang buong flange, butt welding flange, plate flat welding flange, butt welding ring plate maluwag flange, flat welding ring plate maluwag flange, flanged ring plate maluwag flange, flange cover.
4. ayon sa pambansang (GB) pamantayan: ang buong flange, sinulid flange, butt welding flange, leeg flat welding flange, leeg socket welding flange, butt welding ring leeg maluwag set flange, plate type flat welding flange, butt welding ring plate I -type ang Loose Set Flange, Flat Welding Ring Plate Type Loose Set Flange, Flanged Ring Plate Type Loose Set Flange, Flange Cover.
Ang flange ay malawakang ginagamit sa water conservancy, electric power, power station, pipeline fitting, industriya, pressure vessel at iba pang boiler pressure vessel, petrolyo, kemikal, paggawa ng barko, parmasyutiko, metalurhiya, makinarya, pagkain at iba pang industriya.HVAC Electric power Building supply ng tubig Mga pressure vessel fitting, pressure pipe fitting.Naaangkop sa apoy, gas, mainit at malamig na tubig, air conditioning, air pressure pipe, oil pipe, instrumentation, hydraulic pipe at iba pang pang-industriya at civil pipe thread locking seal, atbp.
Pagbawas ng flange;hindi kinakalawang na asero flange;pressure vessel flange;flat welding flange;necked butt welding (WN) socket welding flange (SW);Threaded flange (TH) maluwag na angkop na flange
Pambansang Pamantayan: GB/T9112-2010 (GB9113-1-2010 ～ GB9123-4-2010)
Mga pamantayan ng Ministry of Chemical Industry: HG5010-52～HG5028-58, HGJ44-91～HGJ65-91, HG20592-2009 series, HG20615-2009 series
Ministri ng Mga Pamantayang Makinarya: JB81-59 ~ JB86-59, JB/T79-94 ~ JB/T86-94, JB/T74-1994
Mga Pamantayan sa Pressure Vessel: JB1157-82 ~ JB1160-82, NB/T47020-2012 ~ NB/T47027-2012, B16.47A/B B16.39 B16.
| item | Mga uri ng flange | Laki ng saklaw(mm) | Pagpaparaya(mm) |
| Kapal ng flange C | Lahat ng uri ng dobleng panig na pagproseso | C≤18 | +20 |
| 18＜C≤50 | +30 | ||
| C＞50 | +40 | ||
| Taas ng flange H | Flat welding, butt welding, maluwag na manggas, socket welding flange | ≤DN250 | ±1.5 |
| DN300~DN600 | ±3.0 | ||
| Panlabas na diameter ng flange D | Lahat ng uri | ≤DN150 | ±1.5 |
| DN200~DN500 | ±3.0 | ||
| Taas ng ibabaw ng selyo F | Lahat ng uri | Lahat ng sukat | ±0.50 |
| Bolt hole center circle diameter K | Lahat ng uri | M10~M24 | ±1.0 |
| M27~M33 | ±1.25 | ||
| M36~M52 | ±1.5 | ||
| Bolt hole diameter L | Lahat ng uri | ≥DN10 | ±0.5 |
| Coaxial Tolerance ng Center Circle ng Bolt Hole at ang Machined Sealing Surface | Lahat ng uri | ≤DN65 | Φ1.0 |
| DN80~DN150 | Φ2.0 | ||
| DN200~DN500 | Φ4.0 |
