STRAUB Slide-On Stainless Steel Restraint Coupling, 5 in, Axial, 232 psi
The STRAUB G21151-SI is a polished 316 stainless steel bolted coupling for axial movement, with a 5-inch connection and a maximum operating pressure of 232 psi. This slide-on restraint coupling features a coupling…
SKU 3G-OTH-649127
Also listed as: G21151SI · G21151 SI
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The STRAUB G21151-SI is a polished 316 stainless steel bolted coupling for axial movement, with a 5-inch connection and a maximum operating pressure of 232 psi. This slide-on restraint coupling features a coupling body design with stainless steel bolts, engineered for axial pipe restraint. 3G Electric interprets demand and delivers this genuine industrial component across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor.
Frequently Asked Questions
What is the STRAUB G21151-SI bolted coupling used for?
The STRAUB G21151-SI is a polished 316 stainless steel bolted coupling designed for axial pipe restraint in industrial piping systems. It handles axial movement and is suitable for applications requiring a slide-on restraint coupling with a 5-inch connection and 232 psi maximum operating pressure.
What are the specifications of the STRAUB G21151-SI?
The STRAUB G21151-SI is a bolted coupling with a polished 316 stainless steel body and stainless steel bolts. It has a 5-inch connection, is designed for axial movement, and has a maximum operating pressure of 232 psi. The specific fitting shape is a coupling body.
Where to buy the STRAUB G21151-SI in worldwide?
3G Electric supplies the genuine STRAUB G21151-SI bolted coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order this polished 316 stainless steel axial restraint coupling for your industrial piping needs.
How to install the STRAUB G21151-SI bolted coupling?
Install the STRAUB G21151-SI by sliding the coupling body over the pipe ends, aligning for axial restraint. Tighten the stainless steel bolts evenly to the manufacturer's torque specification. Ensure the pipe surfaces are clean and the coupling is properly seated before pressurizing up to 232 psi.
STRAUB Products
3G Electric supplies STRAUB slide-on stainless steel restraint couplings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.