Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
D6361 – Standard Test Method Technical Guide
🌐 Scope, Purpose, and Key Limitations
ASTM D6361/D6361M −98 (Reapproved 2020) provides a systematic framework for design engineers, manufacturing engineers, and production managers. The primary goal of the guide is to facilitate the selection of the best-fit cleaning agent and process, specifically integrating environmental pollution prevention factors into the decision-making workflow.
The standard explicitly states it is not to be considered as a database of acceptable materials. Rather, it functions as a strategic guide to help users customize selection based on the specific cleaning requirements of their application.
Per Section 1.3, D6361 is intended for general industry manufacturing, equipment maintenance and remanufacturing operations, and to some extent, precision cleaning of mechanical parts and assemblies. Critical exclusions apply: the guide is not intended for optical, medical, or electronics applications, nor does it apply to dry-cleaning or super-critical fluid cleaning processes.
🔬 Key Selection Criteria and Referenced Test Methods
Selecting the correct cleaning agent requires quantitative data on safety, performance, and material compatibility. ASTM D6361 references a comprehensive set of standard test methods to evaluate these parameters. For example, the flash point of a solvent is critical for fire safety planning and can be measured using D56 (Tag Closed Cup), D92 (Cleveland Open Cup), or D93 (Pensky-Martens Closed Cup). Environmental readiness is assessed via E1720, which determines ready, ultimate biodegradability.
| 🟦 Property Category | 📏 Referenced Standards | 🎯 Evaluation Metric |
|---|---|---|
| Safety / Flammability | D56, D92, D93, D3278 | Flash Point characterization and classification |
| Material Compatibility | F483, F484, D2240, D3167 | Total immersion corrosion, stress crazing of acrylics, durometer hardness, peel resistance of adhesives |
| Environmental Fate | E1720, D3519, D3601 | Ready ultimate biodegradability, foaming tendency in aqueous media |
| Chemical / Physical Stability | E70, D3707, D3709, D3762 | pH of solutions, emulsion storage stability, surface durability of bonded aluminum |
⚙️ Implementing Life Cycle and Systems Thinking
Beyond the technical properties of the cleaning agent itself, D6361 emphasizes a holistic engineering approach. Section 1.2 recommends performing a total life cycle cost analysis or a performance-based cost of ownership study when comparing methods. The guide highlights an important manufacturing efficiency concept: if a part can be cleaned and kept clean through subsequent process steps, it can eliminate redundant cleaning steps entirely, optimizing the total manufacturing workflow.
D6361 emphasizes that users must establish appropriate safety, health, and environmental practices. The standard does not address every safety concern but provides a robust framework to identify and mitigate them.
❓ Frequently Asked Questions
🔍 What is the core objective of ASTM D6361?
The core objective is to assist design and manufacturing engineers in selecting the best-fit cleaning agent and process, with a strong emphasis on integrating environmental pollution prevention factors. It acts as a decision support framework rather than a prescriptive recipe.
💡 Does this standard list approved or banned cleaning agents?
No. Section 1.2 explicitly states that this guide is not to be considered a database of acceptable materials. Instead, it guides engineers through a customized selection process based on the specific requirements of the cleaning task at hand.
⚡ Which test methods are specifically referenced for evaluating flammability?
The standard references D56 (Tag Closed Cup Tester), D92 (Cleveland Open Cup Tester), D93 (Pensky-Martens Closed Cup Tester), and D3278 (Small Scale Closed-Cup Apparatus) for determining the flash point of potential cleaning agents.
📌 What industries and applications are explicitly excluded from this guide?
According to Section 1.3, this guide is explicitly not intended for optical, medical, or electronics applications. It also should not be used for dry-cleaning or super-critical fluid cleaning operations.