Page 6 - Straub-Couplings-Catalog-2017
P. 6

 HOW TO ORDER (Example)
MATERIAL SPECIFICATIONS
   Components
  COUPLING TYPES
             W1
       W2
        W4
       W5
 W1
  W2
 W4
  W5*
    DIN
 AISI
 DIN
 AISI
 DIN
 AISI
 DIN
 AISI
   Casing
 1.0570, galvanized
   1024
 1.4301/1.4404
   304/316L
 1.4301
   304
 1.4571
   316 Ti/316L
 Bolts
 1.7220
 4135
 1.7220
 4135
 1.4404/1.4435
 316L
 1.4404/1.4435
 316L
 Bars
 1.0737 galvanized
 12L14
 1.0737, galvanized
 12L14
 1.4404/1.4435
 316L
 1.4404/1.4435
 316L
 Anchoring ring
 1.43110
 301
 1.4310/1.4301
 301
 1.4310/1.4301
 301
 1.4310
 301
 Strip insert (option)
  1.44350
  316L
  1.4435
  316L
  1.4435
  316L
  1.4435
  316L
     * Lean Duplex casings available for some product types.
Optional strip insert - AISI Type 316L Stainless Steel, HDPE or PVDF.
For casing designations refer to the size and pressure indicated in the STRAUB-FLEX and STRAUB-OPEN-FLEX selection chart. All materials meets ANSI / AISI standards.
  GASKET SPECIFICATIONS
GASKET MATERIAL:
EPDM -4˚ to +212˚F* Nitrile -4˚ to +180˚F
HNBR -4˚ to +257˚F
(on request only, quantity sensitive)
FPM/FKM
-4˚ to +356˚F Fluoroelastomer
GENERAL SERVICE APPLICATION:
Water, dilute acids, alkalies, salts, and many chemical services not involving hydrocarbons, oils or gases. Excellent oxidation resistance.
NOT FOR USE WITH HYDROCARBONS.
Petroleum products, vegetable oils, mineral oils and air contaminated with petroleum oils. H-NBR available for higher temperature applications.
Water, Gas, Oil, Fuel and other Hydrocarbons
High temperature resistance to oxidizing acids, petroleum oils, hydraulic fluids, halogenated hydrocarbons and lubricants. (Not available in all sizes/types).
* Maximum temperature limit is 212˚F (100˚C) with EPDM gasket material.
Higher temperature limits may be allowed subject to specific factory approval. For specific chemical recommendations, please consult your Straub Professional.
    PRODUCT DESIGNATION
STRAUB-GRIP-L 10" STRAUB-METAL-GRIP
STRAUB-FLEX + (casing type) STRAUB-OPEN-FLEX + (casing type)
PIPE DESIGNATION
IPS
CTS
AWWA
Other (Supply actual Pipe OD)
LOCK PARTS
Stainless Steel “SS” Galvanized “G”
OPTIONAL GASKET STRIP
MATERIAL INSERT
E - EPDM SI
N - Nitrile PVDF V - Viton® T
NOMINAL PIPE SIZE OR PIPE O.D.
   Example: STRAUB-GRIP-L -10 - IPS - SS- E - SI
Represents STRAUB-GRIP-L style coupling for 10" IPS pipe with stainless steel lock parts, an EPDM gasket and the optional stainless strip insert.
        6
               
   4   5   6   7   8