| Standard    Number | Standard    English name | 
  
    | SY/T0525.1-93 | Hydraulic Oil Tank Safety    Valve | 
  
    | SY/T10006-2000 | Sea wellhead surface safety    valves and under water safety valve specifications | 
  
    | SY/T10024-1998 | Downhole safety valve system    design, installation, repair  and    operation of the recommended practice | 
  
    | GB/T14087-1993 | Safety valves for marine air    vessel | 
  
    | JB/T6441-1992(2005复审) | Compressor safety valve | 
  
    | JB/T2203-1999 | Spring type safety valve face    to face dimensions | 
  
    | JB/T9624-1999 | Technical conditions for power    plant safety valve | 
  
    | JB/T53170-1999 | Spring load safety valve    directly the product quality is grading | 
  
    | NF E86-512-1-2002 | (Cryogenic vessels - Safety    devices for protection against excessive pressure - Part 1 : safety valves    for cryogenic  service.) | 
  
    | NF A84-330-1982 | (GAS WELDING EQUIPMENT.    HYDRAULIC SAFETY SEALS AND COMBINED “NON-RETURN VALVE/FLAME ARRESTOR“ DEVICES    FOR ACETYLENE GENERATORS. REQUIREMENTS AND TESTS.) | 
  
    | NF E32-110-10-2002 | (Water-tube boilers and    auxiliary installations - Part 10 : requirements for safeguards against    excessive pressure.) | 
  
    | NF D36-404-2000 | (Building valves - Combined    temperature and pressure relief valves - Tests and requirements.) | 
  
    | NF M87-213-2001 | (Petroleum and natural gas    industries - Downhole equipment - Subsurface safety valve equipment.) | 
  
    | NF T81-103-1980 | (TRANSPORTATION AND HANDLING    OF LIQUID CHEMICAL PRODUCTS. TANKER VEHICLES FILLED AND EMPTIED FROM BELOW.    INTERNAL SAFETY AND STOP VALVE. OPERATING PRESSURE EQUAL TO OR LESS THAN 4    BAR.) | 
  
    | NF E29-420-1985 | (INDUSTRIAL VALVES. SAFETY AND    RELIEF VALVES. MODEL OF TECHNICAL SPECIFICATIONS AND CONFORMITY CERTIFICATE.) | 
  
    | NF P52-001-1975 | (SAFETY VALVES FOR HEATING    INSTALLATIONS.) | 
  
    | NF E29-413-1989 | (INDUSTRIAL VALVE. SAFETY    VALVES AND BURSTING DISC(S) DEVICES. CALCULATION OF THEORETICAL FLOWRATE.) | 
  
    | NF E29-414-1992 | (INDUSTRIAL VALVES. SAFETY    VALVES. EXAMPLES FOR FLOWRATE CALCULATION OF SAFETY VALVES TYPES S,G1,L1 AND    L2.) | 
  
    | NF E29-415-1990 | (INDUSTRIAL VALVES. SAFETY    VALVES. CALCULATION OF AIR EQUIVALENT FLOW CAPACITY FOR SAFETY VALVES OF TYPE    G2. APPLICATION FOR STANDARD VESSELS FOR GPL.) | 
  
    | NF E29-421-1987 | (Industrial valves. Safety    valves. Bursting discs.) | 
  
    | NF D36-403-2000 | (Building valves - Pressure    safety valves - Tests and requirements.) | 
  
    | ANSI/UL 132-2002 | (Standard for Safety for    Safety Relief Valves for Anhydrous Ammonia and LP-Gas ) | 
  
    | ANSI Z21.22a Addenda-1990 | (Relief valves and automatic    gas shutoff devices for hot water supply systems; Addenda) | 
  
    | ANSI Z21.22-1986 | (Relief valves and automatic    gas shutoff devices for hot water supply systems) | 
  
    | ANSI/API 527-1991 | (Seat Tightness of Safety    Relief Valves) |