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Size: 3" CL300LB WNRF
Material: Carbon Steel
Standard: ASME
Place of Origin: China (Mainland)
Model Number: GEE107
Brand Name: GEE
Standard or Nonstandard: Standard
GEE version: More than Made In China

Specifications

NPS 1/2 - O.D. 21.3
Class 150 300 400 600 900 1500 2500
Diameter - A 30 38 38 38 38 38 43
Diameter - D 90 95 95 95 120 120 135
Thickness - B 9.6 12.7 14.3 14.3 22.3 22.3 30.2
11.2 14.3 20.7 20.7 28.7 28.7 36.6
Diameter - G 35.1 35.1 35.1 35.1 35.1 35.1 35.1
Diameter - K 60.3 66.7 66.7 66.7 82.6 82.6 88.9
Height - H 46 51 52 52 60 60 73
47.6 52.6 58.4 58.4 66.4 66.4 79.4
Bolt Holes 4 4 4 4 4 4 4
Diameter - L 15.9 15.9 15.9 15.9 22.2 22.2 22.2
Stud Bolts Diameter x Length
Diameter (in) 1/2 1/2 1/2 1/2 3/4 3/4 3/4
Length (mm) 55 65 75 75 110 110 120
MATERIAL GRADES
25-6 MO 317L Alloy 400 F9
254 SMO 321/H Alloy 600 F11
304/304L 347/H Alloy 625 F22
304H 904L Alloy 800/H/HT F44
310 AL6XN Alloy 825 F51
316/316L Alloy 20 Alloy C276 F53/2507
316H Alloy 200 F5 F60/2205
 

MATERIAL STANDARDS -- ASTM AND ASME

DIMENSIONAL STANDARDS -- ANSI B16.5, B16.36, B16.47, AWWA, DIN

DIN EN ISO 9001:2000 CERTIFIED BY TUV

SIZE & PRESSURE CLASS CAPABILITIES
1/2" thru 60"*
150#   900#
300#   1500#
600#   2500#
* size range may vary by grade & pressure class

 

Dimensions Socket Weld Flanges & Stud Bolts ASME B16.5
 
Important  Information  
 
 
Dimensional Tolerances of Slip on Flanges ASMEB16.47
 
Outside Diameter
≤ 24 = 1.6 mm | > 24 = ± 3.2 mm 		Inside Diameter
≤ 10 = ± 0.8 mm | ≥ 12 = + 1.6 mm / - 0 mm
Diameter of Contact Face
1.6 mm Raised Face = ± 0.8 mm
6.35 mm Raised Face, Tongue & Groove / Male-Female = ± 0.4 mm 		Outside Diameter of Hub
≤ 12 = + 2.4 mm / - 1.6 mm | ≥ 14 = ± 3.2 mm
Diameter of Counterbore
Same as for Inside Diameter 		Drilling
Bolt Circle = 1.6 mm | Bolt Hole Spacing = ± 0.8 mm
Eccentricity of Bolt Circle with Respect to Facing
≤ 2? = 0.8 mm max. | ≥ 3 = 1.6 mm max.
Thickness
≤ 18 = + 3.2 mm / - 0 | ≥ 20 = + 4.8 mm / - 0 		Length thru Hub
≤ 18 = + 3.2 mm / - 0.8 mm | ≥ 20 = + 4.8 mm / - 1.6 mm

Notes
1. Dimensions are in millimeters unless otherwise indicated.
2. The length of the stud bolt does not include the height of the chamfers (points).
Comparition betweeen  A105N and China 20#

Chemical analysis
Heat No. C% Mn% Si% S% P% Cr% Ni% Mo% Cu%
 ASTM A-105 ≤0.35 0.60-1.05 0.10-0.35 ≤0.040 ≤0.035 ≤0.30 ≤0.40 ≤0.12 ≤0.40
20# 0.17-0.23 0.35-0.65 0.17-0.37 ≤0.040 ≤0.040 ≤0.25 ≤0.30 - ≤0.25
Mechanical Properties test
Test temp Yield Strengh  Mpa Tensile strength Mpa Elongation Hardness  HRB
 ASTM A-105 25°C ≥250 ≥485 ≥30 ≤187 N
20# ≥250 ≥420 ≥25 ≤156 N