Testing protocols for Hammer Seals include hydrostatic bursts to 1.5x rating and helium leak detection at 10^-6 cc/sec. API 6A PR1 requires 50 cycles without failure. Sour seals undergo TM0177 autoclave for SSC. JST's lab validates RGD via gas soak at 2,000 psi. Third-party like Lloyd's certifies for 99% pass rates. Rigorous QA cuts field returns by 60%, ensuring compliance in ISO 900... https://globalsealstech.com/product/hammer-union-seal-2/