Valvula Macho Nordstron

Nordstrom Steel Plug Valves

Experience In Motion

Nordstrom Valves Steel Lubricated Plug Valves

Table of Contents

FCD NVENBR1004-02 – 01/11

Upper dimensions and weights are in
inches and pounds.

List of Tables . . . . . . . . . . . . . . . 3

Watertight Housings . . . . . . . . . . . .45

Conformance to Standard Specifications . . 3

Standard Enclosed Gearing. . . . . . .. .46

Super Nordstrom Two-Bolt
Cover Plug Valve . . . . . . . . . . . . . 4

Minimum-Profile Enclosed Gearing . . . . .46

Dynamic Balance Plug Valve . . . . . . . 4

Actuators . . . . . . . . . . . . . . . . .46

About This Brochure

Square Adapters . . . . . . . . . . . . . .47

Every attempt has been made to make
the data in this brochure as accurate as
possible. Flowservereserves the right
to make product modifications that
contradict the contents of this document without notification to its holders.
Flowserve cannot be held responsible
for data that is found to be inaccurate or
incomplete.

Super Nordstrom Plug
Valve With Controlled-Balance Plug . . . 4
Nordstrom Bolted Gland Plug Valve . . . 4
Pascal’s Law . . . . . . . . . . . . . . . 5
Plug ValvePatterns . . . . . . . . . . . . 5
Dynamic Balance Plug Valves . . . . . . . 6
Super Nordstrom Plug Valves
with Controlled-Balance Plug. . . . . . . . 7
Super Nordstrom Two-Bolt Cover Valves
for Gas Distribution Service . . . . . . . . 8
Nordstrom Bolted Gland Plug Valves . . . . 9
Super Nordstrom Two-Bolt
Cover Plug Valves . . . . . . . . . . . . .10
Super Nordstrom Plug Valves . . . . . ..11
Dynamic Balance Plug Valves . . . . . . .12
Nordstrom Bolted Gland Plug Valves . . . .17
Super Nordstrom Plug Valves . . . . . . .19
Dynamic Balance Plug Valves . . . . . . .20
Super Nordstrom Plug Valves . . . . . . .26
Dynamic Balance Plug Valves . . . . . . .27
Carbon Steel Valve Pressure
Temperature Ratings. . . . . . . . . . . .41
Stainless Steel Valve Pressure
TemperatureRatings. . . . . . . . . . . .42
Test and Working Pressures
(PSIG minimum) . . . . . . . . . . . . . .43
Test Times (minutes). . . . . . . . . . . .43
Hard-Surfaced Valves . . . . . . . . . . .43
Dynamic Balance Standard
Design Categories . . . . . . . . . . . . .44
NACE Construction Valves
for Sour Gas Applications . . . . . . . . .44
Dynamic Balance Plug Valve Metals . . . .44
Spur GearOperating Mechanisms . . . . .45
Worm Gearing for
Side-Mounted Handwheel . . . . . . . . .45

2

Wrenches . . . . . . . . . . . . . . . . .47
Locking Devices . . . . . . . . . . . . . .49
Drilling Templates, Flange
and Ring Joint Dimensions,
and Bolting Data For Steel Flanges . . . . .50
ASME Class 150 Steel Flange Standard
(ASME B16.5-1998) . . . . . . . . . . 50
ASME Class 300 SteelFlange Standard
(ASME B16.5-1998) . . . . . . . . . . 51
ASME Class 400 Steel Flange Standard
(ASME B16.5-1998) . . . . . . . . . . 52
ASME Class 600 Steel Flange Standard
(ASME B16.5-1998) . . . . . . . . . . 52
ASME Class 900 Steel Flange Standard
(ASME B16.5-1998) . . . . . . . . . . 53
ASME Class 1500 Steel Flange Standard
(ASME B16.5-1998) . . . . . . . . . . 53
ASME Class 2500 SteelFlange Standard
(ASME B16.5-1998) . . . . . . . . . . 53
API 6B Flanges for 2000 psi
Rated Working Pressure . . . . . . . . 54
API 6B Flanges for 3000 psi
Rated Working Pressure . . . . . . . . 54
API 6B Flanges for 5000 psi
Rated Working Pressure . . . . . . . . 54
Standard Preparation
of Valve Butt Welding Ends . . . . . . . . .55
Typical Materials of Construction . . . . . .56
Size 4and Smaller Valves . . . . . . . 56
Size 6 and Larger –
Nonpressure Seal Valves . . . . . . . . 57
Size 6 and Larger –
Pressure Seal Valves . . . . . . . . . . 58
Super Nordstrom Valves . . . . . . . . 59
Super Nordstrom Two-Bolt
Cover Valves . . . . . . . . . . . . . . 59
Nordstrom Valves . . . . . . . . . . . 59

Lower dimensions and weights are in
millimeters and kilograms....