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Zhejiang Shitong Valve Co., Ltd.

2PC Ball Valve, Full Bore Ball Valve, 150lb Ball Valve manufacturer / supplier in China, offering API RF 300lb Carbon Steel Flange Floating Ball Valve, 2PCS Wcb Trunnion Mounted Ball Valve of 300lb Reduce Bore, API 602 Forge Gate Valve and so on.

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Supplier Homepage Product Ball Valve API RF 300lb Carbon Steel Flange Floating Ball Valve

API RF 300lb Carbon Steel Flange Floating Ball Valve

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Ningbo, China
Transport Package: Wooden Case
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: QF
  • Connection Form: Flange
  • Nominal Pressure: ANSI CLASS 150-900
  • Structure: Floating Ball Valve
  • Function: Blow-Down Valve
  • Application: Industrial Usage, Water Industrial Usage
  • Trademark: stong
  • Origin: China
  • Material: Wcb
  • Driving Mode: Manual
  • Channel: Straight Through Type
  • Type: Floating Ball Valve
  • Temperature: Normal Temperature
  • Operation: Lever or Gear
  • Specification: 1/2"--6"
  • HS Code: 8481804090
Product Description
API WCB Floating Ball Valve

Design Features:
Nominal Size Range: NPS 1/2" ~ 6"
Pressure Rating: Class 150LB - 900LB
Connection: Flange (RF, FF, RTJ), Butt Welded (BW), Socket Welded (SW)
Design Specifications:
Design: API 6D
Pressure-temperature rating: ASME B16.34
Face-to-face dimensions for butt weld and flanged valves: ASME B16.10
Flange design: ASME B16.5
Butt welding design: ASME B16.25
All valves are designed to comply with the requirements of ASME B16.34, and the ASME as well as customers' requirements as applicable.
Actuators:
Gear, Electric, Cylinder, Pneumatic, Hydraulic, Lever, Chain wheels
Body Material:
WCB ,WC6 ,WC9 ,CF8, CF8M, CF3, CF3M ,CN7M,LC1
LC2,LC3,LCB,LCC,Monel, 20# Alloys,4A,5A,C95800,C95500,A105, F304 ,F304L ,F316 ,F316L,LF1,LF2,LF3,LF9, F51,F53,F11,F22, ect.

Quality Assurance (QA):
Every step from procurement through production, welding, assembly, testing, and packaging is in accordance with quality programs and procedures (ASME Section III manual and ISO 9001 manual).
Quality Control (QC):
The QC is responsible for all aspects of quality, from receiving of material to control of machining, welding, nondestructive examination, assembly, pressure testing, cleaning, painting, and packaging. 
Pressure Testing:
Each valve is pressure tested in accordance with API 6D, API 598, or special customers' requirements as applicable.API RF 300lb Carbon Steel Flange Floating Ball Valve
NO.
Parts Name
Carbon Steel Series
Stainless steel Series
Low Temperature Series
Anti-Sulphu
Carbon Steel
SS Series
1
Body
A216 WCB
A351?CF8?CF8M?CF3?CF3M
A352LCB?LCC
GB/T12229?A216WCB
A351 CF8M
2
Seat
PTFE?RPTFE?Braided Graphite Fibre ,Steel+Rubber Assemble
3
Ball
A105+HCr/ENP
A351?CF8?CF8M?CF3?CF3M
A352LCB?LCC+ENP
A105+HCr/ENP
A351 CF8M+ENP
4
Spring
INCONEL750
5
Stud
A193 B7
A193 B8?B8M
A320 L7
A193 B7M
A193 B8M
6
Gasket
Soft Graphite+SS
7
Eyeblt Nut
A194 2H
A194 8M
A194 4
A194 2HM
A194 8M
8
Bonney
A216 WCB
A351?CF8?CF8M?CF3?CF3M
A352LCB?LCC
GB/T12229?A216 WCB
A351 CF8M
9
Stem
A182 F6a
A182 F304?316
A182 F6a
A182 F304
A182 F316
10
Bush Bearing
Metal+PTFE;Braided Graphite Fibre
11
Packing Seat
A182 F6a
 
A182 F6a
A182 F6a
 
12
Packing
Soft Graphite,PTFE
13
Gland Packing
A216 WCB
A351 CF8?CF8M
A351 CF8
GB/T12229?A216 WCB
A351 CF8M
14
Nipple
A193 B7
A193 B8?B8M
A320 L7
A193 B7M
A193 B8M
15
Locating Plate
GB/T700 Q235A+Zn(Cr)
16
Circlip
GB/T1222 65Mn
17
Hand Lever
A216 WCB

API RF 300lb Carbon Steel Flange Floating Ball Valve
Main Outline Dimensions 
PN2.5/4.0MPa Class300                                                                                                                       mm
DN
L
L0
Handwheel
Worm Gear/Lever
Penumatic
Eletric
kg(RF)
mm
in
RF
BW
M
M0
B
B0
B1
B2
A
A1
A3
A4
D
D1
D0
?
?
?
15
1/2
140
140
59
130
-
-
-
-
200
122
326
136
-
-
-
3
10
-
20
3/4
152
152
63
130
-
-
-
-
204
126
326
136
-
-
-
4
15.7
-
25
1
165
165
75
160
-
-
-
-
257
162
347
181
-
-
-
6
20
-
40
11/2
190
190
95
230
-
-
-
-
264
169
420
181
-
-
-
11
40.9
-
50
2
216
216
107
230
-
-
-
-
340
209
426
257
472
377
190
15
43.9
29
65
21/2
241
241
142
400
-
-
-
-
379
248
426
257
486
391
190
24
51.9
37
80
3
283
283
152
400
-
-
-
-
452
295
590
257
579
484
190
30
68
42
100
4
305
305
178
650
-
-
-
-
594
375
523
287
595
500
190
55
99.4
77
125
5
381
381
252
1050
-
-
-
-
646
437
610
378
650
500
400
81
177.5
16
150
6
403
457
272
1050
292
400
350
115.5
744
500
610
378
739
589
400
118
207.5
143
200
8
502
521
342
1410
398
600
421
171
920
615
885
530
799
649
400
200
381
235
 

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