Flowserve PlugSeal - Manual (Page 7)

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Table 1
CAP SCREWS – STUDS
HHCS - Finished Heavy Hex Head Cap Screw
HCS - Finished Hex Head Cap Screw
STUD - Stud
Dimensions per ASME B18.2.1
Alloy identification stamp required on each piece.
Certification required.
Alloy Specification (40 KSI Minimum Yield Strength, 12%
Minimum Elongation)
ASTM Material Specifications
B9 - Stainless Steel per ASTM A193, Class 2B, Grade B8 (AISI
type 304)
B16 - Stainless Steel per ASTM A193, 100% hardness tested
B7 - Chromium - Molybdenum Alloy Steel per ASTM A193,
Grade B7
B7M - Chromium - Molybdenum Alloy Steel per ASTM A193,
Grade B7M, 100% hardness tested
B7MT - Chromium - Molybdenum Alloy Steel per ASTM A193,
Grade B7M, 100% hardness tested, Teflon coated, Dupont
SP11C, Type B - Color blue or green
B8M - 316 Stainless Steel per ASTM A193, Grade B8M, Class
1, 40 KSI Min. Yield Strength, 12% Min. El.
B8C2 - 304 Stainless Steel per ASTM A193, Grade B8, Class 2
C20 - Carpenter C20, CB-3 (UNS NO8020), ASTM B473, 40
KSI Min. Yield Strength, 12% Min. El
HC - Hastelloy C276 (UNS N10276), ASTM B574
I625 - Inconel 625 (UNS N006625), ASTM B446
I825 - Incoloy 825 (UNS N08825), ASTM B425, 40 KSI Min.
Yield Strength, 12% Min. El.
IN - Inconel 600 (UNS N0660), ASTM B166, 40 KSI Min. Yield
Strength, 12% Min. El.
M - Monel (UNS N04400), ASTM B164, Class A or B, 40 KSI
Min. Yield Strength, 12% Min. El.
HB - Hastelloy B (UNS 10665), ASTM B335
I718 - Incoloy 718, AMS 5595B
MKH - Monel K-500, Cold drawn and aged hardened, QQN-286
and ASTM F468
L7 - Chromium-Molybdenum Alloy Steel per ASTM A320,
Grade L7
L7M - Chromium-Molybdenum Alloy Steel per ASTM A320,
Grade L7M, 100% hardness tested
L7T - Chromium-Molybdenum Alloy Steel per ASTM A320,
Grade L7, Teflon¨ coated, Dupont SP11C, Type B - Color
blue or green
L7MT - Chromium-Molybdenum Alloy Steel per ASTM
A320, Grade L7M, 100% hardness tested, Teflon¨
coated, Dupont SP11C, Type B - Color blue or green
N - Nickel per ASTM B160 (UNS N0220), 40 KSI Min.
Yield Strength, 12% Min. El.
N7YC - Chromium-Molybdenum Alloy Steel per A193,
Grade B7, Yellow Zinc Dichromate Plated
Table 2
NUTS
HN - Finished Heavy Hex Nut
XN - Finished Hex Nut
HXN - Regular Heavy Hex Nut
Dimension per ANSI B18.2.2
Alloy identification stamp is required on each piece
Certification required.
ASTM Material Specifications
8 - 304 Stainless Steel per ASTM A194, Grade 8
8M - 316 Stainless Steel per ASTM A194, Grade 8M
2H - ASTM A194, Grade 2H
2HM - ASTM A194, Grade 2HM
7M - ASTM A194, Grade 7M, 100% hardness tested
7MT - ASTM A194, Grade 7M, 100% hardness tested, Teflon¨
coated, Dupont SP11C, Type B - Color blue or green
M - Monel (UNS N04400), ASTM B164, Class A or B, QQN-
281, Class B
HB - Hastelloy B (UNS 10665), ASTM B335
HC - Hastelloy C276 (UNS N10276), ASTM B574
I625 - Inconel 625 (UNS N06625), ASTM B446
I718 - Incoloy 718, AMS 5596B
I825 - Incoloy 825 (UNS N08825), ASTM B425
L7 - Chromium-Molybdenum Alloy Steel per ASTM A194,
Grade 7
L7M - Chromium-Molybdenum Alloy Steel per ASTM A194,
Grade 7M, 235 BHN Max, ASTM A320, Section 9
MKH - Monel K-500, Cold drawn and aged hardened, QQN-286
and ASTM F467
8F - 303 Stainless Steel per ASTM A194, Grade 8F
2HYC - ASTM A194, Grade 2H, Yellow Zinc Dichromate Plated