API 594:
Material & Physical Test Certification to DIN 50049.3.1.B can be supplied at extra cost and must be specified at time of order.

PN 25-40-100:
Material & Physical Test Certification to DIN 50049.2.2. DIN 50049.3.1B can be supplied at extra cost and must be specified at time of order.

Introduction
Installation & Maintenance
PN 25-40-100 Class
ANSI 150-300
Limitations
Sizing & Pressure Drop